crayfish

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noun cray·fish \ˈkrā-ˌfish\

Definition of crayfish

  1. 1 :  any of numerous freshwater decapod crustaceans (especially families Astacidea, Cambaridae, and Parastacidae) resembling the lobster but usually much smaller

  2. 2 :  spiny lobster

Illustration of crayfish

Origin and Etymology of crayfish

by folk etymology from Middle English crevis, from Anglo-French creveis, escreveice, of Germanic origin; akin to Old High German krebiz crab — more at crab


First Known Use: 14th century


CRAYFISH Defined for English Language Learners

crayfish

play
noun cray·fish \ˈkrā-ˌfish\

Definition of crayfish for English Language Learners

  • : an animal that looks like a small lobster and lives in rivers and streams


CRAYFISH Defined for Kids

crayfish

play
noun cray·fish \ˈkrā-ˌfish\

Definition of crayfish for Students

plural

crayfish

  1. 1 :  a freshwater shellfish that looks like the related lobster but is much smaller

  2. 2 :  spiny lobster



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